{"product_id":"seiko-yacht-timer-7a28-7090","title":"Seiko Yacht Timer 7A28-7090","description":"\u003cp data-start=\"0\" data-end=\"46\"\u003e\u003cstrong data-start=\"0\" data-end=\"10\"\u003eModel:\u003c\/strong\u003e Seiko Yacht Timer 7A28-7090 (1980s)\u003c\/p\u003e\n\u003cp data-start=\"48\" data-end=\"399\"\u003e\u003cstrong data-start=\"48\" data-end=\"61\"\u003eOverview:\u003c\/strong\u003e A highly distinctive 1980s Seiko chronograph, the Yacht Timer 7A28-7090 is powered by the legendary 7A28 caliber—recognized as the world’s first analog quartz chronograph movement. With its bold bullhead\/stopwatch-style case and purpose-built regatta timing layout, it stands as one of the most unique designs in Seiko’s vintage catalog.\u003c\/p\u003e\n\u003cp data-start=\"401\" data-end=\"826\"\u003e\u003cstrong data-start=\"401\" data-end=\"413\"\u003eHistory:\u003c\/strong\u003e Released during Seiko’s quartz innovation boom, the 7A28 series marked a major milestone in horology. The 7A28-7090 Yacht Timer was a niche, short-production variant designed specifically for sailing applications, incorporating regatta timing functionality. Due to its limited production run and unconventional design, it has become one of the more collectible and harder-to-find references within the 7A family.\u003c\/p\u003e\n\u003cp data-start=\"828\" data-end=\"1323\"\u003e\u003cstrong data-start=\"828\" data-end=\"861\"\u003eSpecifications and Condition:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"828\" data-end=\"1323\"\u003eOverall: Great Vintage Condition\u003cbr data-start=\"929\" data-end=\"932\"\u003eCase: Light wear normal for age\u003cbr data-start=\"1042\" data-end=\"1045\"\u003eCrystal: Clean\u003cbr data-start=\"1112\" data-end=\"1115\"\u003eDial: High-contrast dial with specialized regatta subdial layout\u003cbr data-start=\"1179\" data-end=\"1182\"\u003eMovement: Serviced\u003cbr data-start=\"1221\" data-end=\"1224\" data-is-only-node=\"\"\u003eBracelet\/Strap: Handmade Leather Strap\u003cbr data-start=\"1283\" data-end=\"1286\"\u003eIncludes: None\u003c\/p\u003e\n\u003cp data-start=\"1325\" data-end=\"1706\"\u003e\u003cstrong data-start=\"1325\" data-end=\"1338\"\u003eMovement:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1325\" data-end=\"1706\"\u003eSeiko 7A28 quartz chronograph movement\u003cbr data-start=\"1377\" data-end=\"1380\"\u003eWorld’s first analog quartz chronograph caliber\u003cbr data-start=\"1427\" data-end=\"1430\"\u003eFully jeweled movement architecture\u003cbr data-start=\"1465\" data-end=\"1468\"\u003eRegatta-style 30-minute countdown timer (left subdial)\u003cbr data-start=\"1522\" data-end=\"1525\"\u003e1\/10th second chronograph measurement (right subdial)\u003cbr data-start=\"1578\" data-end=\"1581\" data-is-only-node=\"\"\u003eRunning seconds subdial (bottom)\u003cbr data-start=\"1647\" data-end=\"1650\"\u003eDesigned for precision timing in sporting applications\u003cstrong data-start=\"1708\" data-end=\"1723\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1823\" data-end=\"2128\"\u003e\u003cstrong data-start=\"1823\" data-end=\"1842\"\u003eDesign Details:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1823\" data-end=\"2128\"\u003eBullhead \/ stopwatch-inspired case configuration\u003cbr data-start=\"1891\" data-end=\"1894\"\u003eBead-blasted industrial case finish\u003cbr data-start=\"1929\" data-end=\"1932\"\u003eHighly legible regatta-focused dial layout\u003cbr data-start=\"1974\" data-end=\"1977\"\u003eBold subdial contrast for quick timing reference\u003cbr data-start=\"2025\" data-end=\"2028\"\u003eDistinctive 1980s Seiko tool-watch aesthetic\u003cbr data-start=\"2072\" data-end=\"2075\" data-is-only-node=\"\"\u003eErgonomic pusher placement for timing functionality\u003c\/p\u003e\n\u003cp data-start=\"2130\" data-end=\"2468\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"2130\" data-end=\"2147\"\u003eClosing Note:\u003c\/strong\u003e The Seiko Yacht Timer 7A28-7090 is one of the most characterful and purpose-built chronographs from Seiko’s golden quartz era. With its historical significance, short production run, and unmistakable design, it remains a standout piece for collectors seeking something truly different within the vintage Seiko landscape.\u003c\/p\u003e","brand":"JDM Horologist","offers":[{"title":"Default Title","offer_id":48857077350643,"sku":null,"price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/4984\/1907\/files\/wts-seiko-regatta-yacht-timer-7a28-7090-worlds-first-quartz-v0-sm84fm4mmg1e1.webp?v=1776607298","url":"https:\/\/jdmhorologist.net\/products\/seiko-yacht-timer-7a28-7090","provider":"JDM Horologist","version":"1.0","type":"link"}